DE50107228D1 - Verfahren nud vorrichtung zum spritzgiessen von gewichtsgenauen flachen optischen datenträger - Google Patents
Verfahren nud vorrichtung zum spritzgiessen von gewichtsgenauen flachen optischen datenträgerInfo
- Publication number
- DE50107228D1 DE50107228D1 DE50107228T DE50107228T DE50107228D1 DE 50107228 D1 DE50107228 D1 DE 50107228D1 DE 50107228 T DE50107228 T DE 50107228T DE 50107228 T DE50107228 T DE 50107228T DE 50107228 D1 DE50107228 D1 DE 50107228D1
- Authority
- DE
- Germany
- Prior art keywords
- melt
- injection
- cavity
- data carrier
- compression
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/57—Exerting after-pressure on the moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1747—Tie-rod connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/561—Injection-compression moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/7653—Measuring, controlling or regulating mould clamping forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/561—Injection-compression moulding
- B29C2045/5615—Compression stroke, e.g. length thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/561—Injection-compression moulding
- B29C2045/5615—Compression stroke, e.g. length thereof
- B29C2045/562—Velocity profiles of the compression stroke
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
- B29C45/561—Injection-compression moulding
- B29C2045/565—Closing of the mould during injection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
- B29C2045/776—Measuring, controlling or regulating of velocity or pressure of moulding material determining the switchover point to the holding pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2017/00—Carriers for sound or information
- B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
- B29L2017/003—Records or discs
- B29L2017/005—CD''s, DVD''s
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH25332000 | 2000-12-22 | ||
PCT/CH2001/000717 WO2002051615A1 (de) | 2000-12-22 | 2001-12-17 | Verfahren nud vorrichtung zum spritzgiessen von gewichtsgenauen flachen optischen datenträger |
Publications (1)
Publication Number | Publication Date |
---|---|
DE50107228D1 true DE50107228D1 (de) | 2005-09-29 |
Family
ID=4569921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE50107228T Expired - Lifetime DE50107228D1 (de) | 2000-12-22 | 2001-12-17 | Verfahren nud vorrichtung zum spritzgiessen von gewichtsgenauen flachen optischen datenträger |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP1568461A1 (de) |
CN (2) | CN1676306A (de) |
AT (1) | ATE302679T1 (de) |
DE (1) | DE50107228D1 (de) |
WO (1) | WO2002051615A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI232162B (en) * | 2003-04-04 | 2005-05-11 | Sumitomo Heavy Industries | Injection-molding machine and method of controlling injection-molding machine |
JP4377377B2 (ja) * | 2003-05-22 | 2009-12-02 | 住友重機械工業株式会社 | 成形方法、成形品及び成形機 |
DE102004051292B3 (de) | 2004-10-20 | 2006-08-03 | Karl Hehl | Verfahren zum Spritzgießen von Spritzteilen mit einem Prägeablauf |
DE102006008184A1 (de) * | 2006-02-22 | 2007-08-23 | Demag Ergotech Gmbh | Verfahren zur Herstellung von dünnwandigen Kunststoff-Formteilen |
NL1032248C2 (nl) * | 2006-07-28 | 2008-01-29 | Ecim Technologies Bv | Werkwijze en inrichting voor het vervaardigen van producten. |
US8535045B2 (en) | 2009-04-24 | 2013-09-17 | Husky Injection Molding Systems Ltd. | Method of producing a molded article using a deformable cavity insert and deformable cavity insert for a molding system |
CA2778792C (en) | 2009-11-03 | 2014-06-10 | Husky Injection Molding Systems Ltd. | A method and system for operating an injection molding machine |
AT13974U1 (de) | 2013-07-30 | 2015-02-15 | Engel Austria Gmbh | Formgebungsmaschine mit negativem Formschutz |
DE102015117237B3 (de) | 2015-10-09 | 2017-03-23 | Kraussmaffei Technologies Gmbh | Verfahren zur Bestimmung eines realen Volumens einer spritzgießfähigen Masse in einem Spritzgießprozess |
CA3234393A1 (en) * | 2021-10-06 | 2023-04-13 | Bayer Aktiengesellschaft | Thermally conductive microplates |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2790204A (en) * | 1955-05-24 | 1957-04-30 | Eastman Kodak Co | Injection molding machine with stress control system |
US4439132A (en) * | 1981-06-10 | 1984-03-27 | Discovision Associates | Hot sprue assembly for an injection molding machine |
JPS615913A (ja) * | 1984-06-20 | 1986-01-11 | Sumitomo Bakelite Co Ltd | 円板状記録媒体基板成形装置 |
JP2607961B2 (ja) * | 1989-11-29 | 1997-05-07 | 日精樹脂工業 株式会社 | 射出成形方法 |
JPH04348916A (ja) * | 1991-04-17 | 1992-12-03 | Komatsu Ltd | 調芯装置付きの型締装置 |
JP2836362B2 (ja) * | 1992-04-21 | 1998-12-14 | 三菱電機株式会社 | モールド成形装置の型締力検出方法および型締力検出装置 |
JP3228026B2 (ja) * | 1994-10-28 | 2001-11-12 | 松下電器産業株式会社 | 光ディスク用基板の製造装置および製造方法 |
EP1101592B1 (de) * | 1997-07-07 | 2004-09-15 | Toyo Machinery & Metal Co. Ltd. | Spritzgiessverfahren mit elektrischer Betätigung |
JPH11120628A (ja) * | 1997-10-08 | 1999-04-30 | Meiki Co Ltd | ディスク成形品の成形方法 |
-
2001
- 2001-12-17 CN CN200510066638.6A patent/CN1676306A/zh active Pending
- 2001-12-17 WO PCT/CH2001/000717 patent/WO2002051615A1/de not_active Application Discontinuation
- 2001-12-17 AT AT01271939T patent/ATE302679T1/de not_active IP Right Cessation
- 2001-12-17 EP EP05006085A patent/EP1568461A1/de not_active Withdrawn
- 2001-12-17 DE DE50107228T patent/DE50107228D1/de not_active Expired - Lifetime
- 2001-12-17 CN CN01821196.8A patent/CN1254360C/zh not_active Expired - Fee Related
- 2001-12-17 EP EP01271939A patent/EP1343621B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1676306A (zh) | 2005-10-05 |
EP1343621A1 (de) | 2003-09-17 |
ATE302679T1 (de) | 2005-09-15 |
EP1343621B1 (de) | 2005-08-24 |
EP1568461A1 (de) | 2005-08-31 |
CN1482961A (zh) | 2004-03-17 |
WO2002051615A1 (de) | 2002-07-04 |
CN1254360C (zh) | 2006-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |